RRB Group-D 3 October 2018 shift -1

Find the next number in the given series.
9, 11, 15, 17, 21, 23, ?

In a code language, BURN is written as YFIM. What is the code for WOUND?

Read the following statement and the arguments that follow. Decide which of the arguments is strong.
Statement:
Should written examination in primary schools be abolished?
Arguments:
1. Yes, young students feel the burden and such examinations do not help in the natural thinking process.
2. No, without examination students will not be serious about education and learning.

A solution contains 33 g of common salt in 320 g of water. Calculate the concentration in terms of mass, by mass percentage of the solution.

You are given a question and two statements. Identify which of the statements is/are necessary/sufficient to answer the question.
Question:
What is the colour of Jasmine?
Statements:
I. Blue is called white, white is called red and red is called yellow.
II. Yellow is called purple, purple is called black, white is called brown and brown is called orange.

............. is the new capital of Andhra Pradesh.

Which of the following statements is/are true/false about speed of sound in different media at 25 °C ?
A. In oxygen gas, the speed of sound is 316 km/s.
B. In water (distilled), the speed of sound is 1498 km/s

Who among the following is the first Indian female gymnast ever to compete in the Olympics?

At what time between 4 o'clock and 5 o'clock will the two hands of the clock be at the right angle to each other for the first time?

Which of the following statements about the reaction below are INCORRECT?
$$2PbO(s)+C(s) \rightarrow 2Pb(s)+CO_2(g)$$
A. Carbon di-oxide is getting, oxidised
B. Lead is getting reduced
C. Carbon is oxidised
D. Lead oxide is getting reduced